Question

QUESTION 18 2 points What is the IUPAC name for the following compound? CH3 Cl H3C CH-C CH-CH CH3 CH3 a. 4-chloro-4,5-dimethyl-2-hexene b. 3-chloro-1,3,4-trimethyl-1-pentene O c. 3-chloro-2,3-dimethyl-4-hexene O d. 3-chloro-2,3,5-trimethyl-4-pentene

Answer 1

Rules:- 1. Select longest carbon chain and considered as parent chain 2.The lowest possiable number should be given to carbon having substituents 3.When two or more type of substituents are present in amolecule they considerd as in alphabetical order 4.When two substituents are presentat similer positions priorty should be given on the bases of alphabetical order 5.when fuctional group is present the posiable lowest number should be given to carbon having fuctional group and select longest carbon chain 6. When two or more fuctional groups present in a molecule the more priority group is considered as primary suffix or secondary suffix and the remaining group are considered asprefix

Basd on the above IUPAC rules CH CI CH Нас CH (E)-4-chloro-4,5-dimethylhex-2-ene (OR) 4-chloro-4,5-dimethyl-2-hexene